/* 头像样式控制 */
.avatar-lg {
    width: 120px;  /* 调整为合适大小 */
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 0 auto 15px;
    display: block;
}